<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
</head>
<body>
<script>
    //乘法
    var result = 34*56;
    //除法
    var result1 = 66/1;
    //求模
    var result3 = 26%5;
    //

</script>
</body>
</html>